This quiz works best with JavaScript enabled. Home > Agriculture > Greenhouse > Cultivation Techniques > Greenhouse – Quiz 8 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Greenhouse Quiz 8 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The force exerted by gases pushing on an object A) Air pressure. B) Atmosphere. C) Greenhouse effect. D) Density. Show Answer Correct Answer: A) Air pressure. 2. What is the cause of rising surface temperatures of the Pacific Ocean, drought in the western United States, and flooding on the Pacific coast of South America? A) La Nina. B) The Jet Stream. C) The Gulf Stream. D) El Nino. Show Answer Correct Answer: D) El Nino. 3. Do we need greenhouse gases around the Earth? A) Yes - they keep the Earth warm. B) Yes - they keep all the gases on our planet. C) No - they only cause terrible climate change. D) No - they only block some of the Sun's rays. Show Answer Correct Answer: A) Yes - they keep the Earth warm. 4. What is one major difference between the earth's greenhouse effect and an actual greenhouse? A) Heat escapes form a greenhouse more easily than it does from Earth's atmosphere. B) The glass in a greenhouse traps heat, while greenhouse gases in the atmosphere absorb and recycle heat. C) Actual greenhouses are cold in winter, while the greenhouse effect has led to warm winters across the earth. D) There is no significant difference; both work pretty much the same way. Show Answer Correct Answer: B) The glass in a greenhouse traps heat, while greenhouse gases in the atmosphere absorb and recycle heat. 5. Greenhouse gases are ..... A) About half of the gases in the atmosphere. B) About one quarter of the gases in the atmosphere. C) Most of the atmosphere. D) A very small part of the gases in the atmosphere. Show Answer Correct Answer: D) A very small part of the gases in the atmosphere. 6. Which is a better term to use when describing our current problem with the rise in overall temperature on Earth. A) Climate Change. B) Global Warming. C) The Greenhouse Effect. D) None of above. Show Answer Correct Answer: A) Climate Change. 7. What occurs when cool air moves from the ocean toward the beach during the day? A) A land breeze. B) A prevailing wind. C) A sea breeze. D) An updraft. Show Answer Correct Answer: C) A sea breeze. 8. What is the source of energy for the Earth's water cycle? A) Sun's radiation. B) Ocean currents. C) Trade and prevailing winds. D) Moon's gravitational attraction. Show Answer Correct Answer: A) Sun's radiation. 9. Have no natural source A) Methane. B) CFC. C) Carbon Dioxide. D) Water vapor. Show Answer Correct Answer: B) CFC. 10. Which of the following is an example of how climate change could effect agriculture? A) Increased droughts could reduce the amount of water available for irrigation. B) Too cold to grow certain crops. C) Fewer storms - so more nice weather for planting and harvesting. D) Fewer pests and weeds. Show Answer Correct Answer: A) Increased droughts could reduce the amount of water available for irrigation. 11. H2O + CO2 $\rightarrow$ H2CO3 is the formula for ..... which can make it difficult for corals to build their skeletons. A) Global warming. B) Coral bleaching. C) Ocean acidification. D) The greenhouse effect. Show Answer Correct Answer: C) Ocean acidification. 12. Why does snow and ice on the ground prevent polar climates from getting warmer? A) Because it reflects UV light. B) Because it absorbs solar readiation. C) Because it reflects solar radiation. D) Because it absorbs UV light. Show Answer Correct Answer: C) Because it reflects solar radiation. 13. "I Stepped from Plank to Plank" is mostly about how the speaker A) Enjoys the ocean. B) Feels grief. C) Watches the sky. D) Moves through life. Show Answer Correct Answer: D) Moves through life. 14. What is an increase in global temperatures believed to be caused in part by the greenhouse effect. A) Greenhouse Effect. B) Global Warming. C) Climate. D) Climate Change. Show Answer Correct Answer: B) Global Warming. 15. "Greenhouse gases trap heat in the atmosphere."The text describes the effect of greenhouse gases on the Earth. What effect do these gases have on the Earth? A) These gases cool the surface of the Earth and help it stay at a comfortable temperature. B) These gases clean the surface of the Earth and lower the amount of pollution on the ground. C) These gases freeze the surface of the Earth and help create icebergs in different parts of the ocean. D) These gases warm the surface of the Earth and help it stay at a comfortable, warm average temperature. Show Answer Correct Answer: D) These gases warm the surface of the Earth and help it stay at a comfortable, warm average temperature. 16. Which of the following does NOT happen to solar energy when it reaches Earth? A) Some solar energy reflects off the atmosphere, back to space. B) Some solar energy passes through Earth and comes out the other side. C) Some solar energy is absorbed by land and water. D) Some solar energy is radiated from the Earth's surface and trapped by the atmosphere. Show Answer Correct Answer: B) Some solar energy passes through Earth and comes out the other side. 17. Adding ..... can cool the greenhouse and raise the relative humidity. A) Steam. B) Fans. C) Fog. D) Bottom Heat. Show Answer Correct Answer: C) Fog. 18. ..... are used to control mist systems. A) Electric cables. B) Automatic time clocks. C) Manual controls. D) Remote controls. Show Answer Correct Answer: B) Automatic time clocks. 19. Which is one cause for Global Warming we discussed today? A) Burning Fossil Fuels. B) Pollution from factories. C) Both are causes for Global Warming. D) None of above. Show Answer Correct Answer: C) Both are causes for Global Warming. 20. How are humans making greenhouse gases of our own? A) Burning fossil fuels in our cars. B) Burning forests. C) With large scale agriculture. D) All of these. Show Answer Correct Answer: D) All of these. 21. ..... is the amount of CO2 emissions that a person or group is responsible for. A) Ecological footprint. B) Energy footprint. C) Carbon footprint. D) Nitrogen footprint. Show Answer Correct Answer: C) Carbon footprint. 22. How is Methane gas made naturally? A) In the air. B) When we walk. C) When cow digest food. D) When we breathe. Show Answer Correct Answer: C) When cow digest food. 23. Which one is not a fossil source? A) Natural gas. B) Petrol. C) Coal. D) Sun. Show Answer Correct Answer: D) Sun. 24. One benefit of using nuclear power is ..... A) Using nuclear power is extremely cheap. B) Using nuclear energy does not release greenhouse gases. C) Using nuclear power does not produce any waste. D) Uranium is a renewable resource. Show Answer Correct Answer: B) Using nuclear energy does not release greenhouse gases. 25. What is the mass of gases surrounding the earth or any other celestial body. A) Reflect. B) Radiation. C) Absorb. D) Atmosphere. Show Answer Correct Answer: D) Atmosphere. 26. Which glazing has the best light transmission? A) Fiberglass. B) Glass. C) Polycarbonate. D) Polyethylene. Show Answer Correct Answer: B) Glass. 27. The environmental factor Jason is trying to change when he adjusts the greenhouse thermostat is: A) Light. B) CO2. C) Water. D) Temperature. Show Answer Correct Answer: D) Temperature. 28. What is currently happening to polar regions? A) Melting. B) Freezing. C) Nothing. D) Moving. Show Answer Correct Answer: A) Melting. 29. Which of the following gasses is produced by burning Fossil Fuels A) H2O. B) CO2. C) C3PO. D) None of above. Show Answer Correct Answer: B) CO2. 30. Which of these sets of three items produce CFCs A) Cars, factories, and cardboard. B) Spray cans, cardboard, insulation. C) Spray cans, refrigerant, cardboard. D) Spray cans, refrigerant, insulation. Show Answer Correct Answer: D) Spray cans, refrigerant, insulation. ← PreviousNext →Related QuizzesGreenhouse QuizzesAgriculture QuizzesGreenhouse Quiz 1Greenhouse Quiz 2Greenhouse Quiz 3Greenhouse Quiz 4Greenhouse Quiz 5Greenhouse Quiz 6Greenhouse Quiz 7Greenhouse Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books